Determine whether the equation defines y as a function of x. x + 7y = 5

A. function
B. not a function

Answer: A

Mathematics

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Solve the problem.Let R ={(x, y): 1 ? x < 4, 0 ? y < 6}. Evaluate dA, where f is the function 

A. 192 B. 18 C. 87 D. 123

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Find the mean of the set of data. Round your answer to the nearest tenth.109, 38, 54, 54, 38, 109, 7, 7, 7, 109, 7, 7, 54

A. 45.5 B. 49.4 C. 46.2 D. 45.1

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Mathematics

Consider the sets

?  



?
?  
Which of the sets are equivalent?
?  

A.
B.
C.
D.
E. ?

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Simplify. ÷  ÷ 

A. 3
B.
C. 1
D. 2

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Mathematics